Automatic glue spraying device for paper cushion block

Abstract

The utility model belongs to the field of transformer production and relates to an automatic glue spraying device for a paper cushion block. A rotating shaft of a servo motor is in transmission connection with the rear end of a ball screw, the bottom end of a sliding block is in sliding connection with a linear guide rail, an inner threaded hole is formed in the center of the sliding block, and the ball screw penetrates through the inner threaded hole of the sliding block; the pneumatic sliding table is installed on the right side face of the connecting transition plate, the glue spraying valve is installed on a sliding plate on the right side face of the pneumatic sliding table, the glue spraying barrel is installed on the right side of the glue spraying valve, and a glue outlet of the glue spraying barrel is communicated with the glue spraying valve. The air cylinder lifting mechanism is located behind the right side of the glue spraying valve, the waste glue box and the glue sealing box are arranged on the upper horizontal fixing plate side by side, glue is contained in the glue sealing box, the upper horizontal fixing plate, the middle vertical fixing plate and the lower horizontal fixing plate are connected into a whole, and the vertical fixing plate is connected with a lifting air cylinder of the air cylinder lifting mechanism. The glue spraying device can spray glue to a plurality of paper cushion blocks at one time, and can effectively prevent the glue spraying nozzle of the glue spraying valve from being blocked.

Description

TECHNICAL FIELD

[0001] The utility model belongs to transformer production and manufacturing technical field, concretely relates to a kind of paper cushion block automatic glue spraying device, it is applied to coil oil channel pad strip full-automatic high-speed bonding system. BACKGROUND

[0002] The manufacture of coil oil channel pad strip needs to bond paper cushion block at a certain distance on blank paper tape, and the paper tape with paper cushion block is hot-pressed and formed into a roll, and the finished coil oil channel pad strip can be applied to the inside of transformer coil.

[0003] At present, paper cushion block is mainly bonded on blank paper tape by manual work, and the worker in coil oil channel pad strip production workshop has long working hours, boring and repetitive work, low efficiency, poor working environment, and the bonding direction of paper cushion block and the spacing between adjacent paper cushion blocks are difficult to control accurately, which affects the product quality of coil oil channel pad strip.

[0004] Therefore, it is urgent to design a coil oil channel pad strip full-automatic high-speed bonding system, which can automatically bond paper cushion block on paper tape, and can hot-press and form the semi-finished coil oil channel pad strip completed by bonding process into a roll, and become coil oil channel pad strip finished product, forming coil oil channel pad strip assembly line automation.

[0005] Among them, how to realize automatic glue spraying and bonding operation on paper cushion block is one of the main technical difficulties in designing coil oil channel pad strip assembly line. At present, there is no special paper cushion block automatic glue spraying device, especially no paper cushion block automatic glue spraying device with anti-clogging function of glue spraying valve. SUMMARY

[0006] To solve the above technical problems, the utility model provides a kind of paper cushion block automatic glue spraying device. The technical scheme adopted by the utility model is as follows:

[0007] The paper cushion automatic glue spraying device comprises a device support, a glue spraying barrel, a glue spraying valve and a glue spraying nozzle anti-blocking device, a servo motor, a mounting plate, a linear guide rail, a ball screw and a cylinder lifting mechanism are fixedly installed on the device support, the rotating shaft of the servo motor is connected with the rear end of the ball screw through a synchronous belt transmission, the front end of the ball screw penetrates through the mounting plate and is rotationally connected with the mounting plate through bearing three, the bottom end of the sliding block is slidably connected with the linear guide rail, an inner threaded hole is formed in the center position of the sliding block, the ball screw penetrates through the inner threaded hole of the sliding block, a transition plate is fixedly installed on the right side surface of the sliding block, a pneumatic sliding table is fixedly installed on the right side surface of the connecting transition plate, the glue spraying valve is fixedly installed on the sliding plate on the right side surface of the pneumatic sliding table, the glue spraying barrel is fixedly installed on the right side of the glue spraying valve, and the glue liquid outlet of the glue spraying barrel is communicated with the glue spraying valve.

[0008] Preferably, a synchronous belt wheel cover is fixedly installed on the device support, the rotating shaft of the servo motor penetrates through the synchronous belt wheel cover and is rotationally connected with the synchronous belt wheel cover through bearing one, and the ball screw is arranged in parallel with the rotating shaft of the servo motor.

[0009] Preferably, a pair of semicircular elastic mounting clamps are fixedly installed on the right side surface of the glue spraying valve, the upper portion of the glue spraying barrel is clamped in the elastic mounting clamps, the glue liquid outlet of the glue spraying barrel is located at the lower end, a pipe thread is formed on the outer periphery of the glue liquid outlet of the glue spraying barrel, and the glue liquid outlet of the glue spraying barrel is fastened to the assembly module of the glue spraying valve by means of a nut.

[0010] Preferably, the glue spraying valve is a piezoelectric glue dispensing valve.

[0011] Preferably, the glue spraying barrel is connected with a glue storage barrel through a sealing hose, and glue liquid is closed placed in the glue storage barrel.

[0012] Preferably, the glue storage barrel is connected with an inflation pipeline through a sealing pipeline, a pressure regulating valve is installed on the inflation pipeline, and a pressure regulating knob is arranged on the pressure regulating valve.

[0013] Preferably, an electronic scale is installed at the bottom of the glue storage barrel, the electronic scale is electrically connected with a control system, the control system is electrically connected with a three-color sound and light alarm lamp, and the three-color sound and light alarm lamp is installed on the upper portion of the device support.

[0014] Preferably, the device further comprises an ultrasonic cleaning machine.

[0015] The paper cushion automatic glue spraying device has the advantages that the glue spraying barrel is fixedly installed on the glue spraying valve through the elastic mounting clamps, the glue spraying barrel is fixedly installed on the glue spraying valve through the elastic mounting clamps, the glue liquid outlet of the glue spraying barrel is located at the lower end, the glue liquid outlet of the glue spraying barrel is fastened to the assembly module of the glue spraying valve by means of a nut, the glue liquid outlet of the glue spraying barrel is communicated with the glue spraying valve, the glue spraying valve is a piezoelectric glue dispensing valve, the glue spraying barrel is connected with a glue storage barrel through a sealing hose, glue liquid is closed placed in the glue storage barrel, the glue storage barrel is connected with an inflation pipeline through a sealing pipeline, a pressure regulating valve is installed on the inflation pipeline, a pressure regulating knob is arranged on the pressure regulating valve, an electronic scale is installed at the bottom of the glue storage barrel, the electronic scale is electrically connected with a control system, the control system is electrically connected with a three-color sound and light alarm lamp, and the three-color sound and light alarm lamp is installed on the upper portion of the device support.

[0016] The utility model discloses a three -dimensional movement's glue valve is set up, realized the automatic spraying of glue liquid to the surface of paper pad piece, can be disposable to multiple paper pad piece is accurate to spray glue, through setting up glue nozzle anti -blocking device, when daily shutdown, can effectively prevent the cone glue nozzle of glue valve from blocking. BRIEF DESCRIPTION OF DRAWINGS

[0017] The accompanying drawings are included to provide a further understanding of the present application, and are incorporated in and constitute a part of this specification, illustrate embodiments of the present application and serve to explain the present application, and do not constitute a limitation of the present application. In the drawings:

[0018] Figure 1 It is paper pad piece automatic glue spraying device's structure schematic view of the utility model embodiment;

[0019] In the drawing, 1 is servo motor, 2 is sliding block, 3 is mounting plate, 4 is pneumatic slide, 5 is glue valve, 6 is cylinder lifting mechanism, 7 is lower horizontal fixed plate, 8 is vertical fixed plate, 9 is waste glue box, 10 is glue sealing box, 11 is upper horizontal fixed plate, 12 is glue spraying bucket, 13 is connecting transition plate, 14 is linear guide rail, 15 is ball screw, 16 is synchronous pulley cover. DETAILED DESCRIPTION

[0020] The technical scheme of the present application will be described below in conjunction with the drawings, obviously, the described embodiments are part of the embodiments of the present application, not all embodiments.

[0021] As Figure 1 Indicated, a kind of paper pad piece automatic glue spraying device, comprising: glue spraying bucket 12, glue valve 5 and glue nozzle anti-blocking device.

[0022] The glue spraying bucket 12 is connected to a large-capacity glue storage tank by a sealed hose. The glue liquid is stored in the glue storage tank in a sealed manner. The glue spraying bucket 12 is connected to the large-capacity glue storage tank to avoid frequent replenishment of glue liquid during the glue spraying process. The glue storage tank is placed on a fixed workbench beside the automatic glue spraying device. The glue storage tank is designed as a sealed structure made of stainless steel to reduce the contact between the glue liquid and air and prevent the glue liquid from solidifying over time. The glue storage tank is connected to an air charging pipeline through a sealed pipeline. The air charging pipeline continuously charges dry air with a positive pressure value into the glue storage tank. A precision pressure regulating valve is installed on the air charging pipeline to regulate the air pressure. A pressure regulating knob is provided on the precision pressure regulating valve to adjust the glue supply pressure and ensure the stability of the glue supply pressure.

[0023] The glue supply pressure of the glue storage barrel is adjustable, and a glue shortage alarm mechanism is provided; the glue solution can be stored in the glue storage barrel for a long time, and the full-closed pressure-adjustable glue storage barrel continuously supplies glue solution to the glue spraying barrel 12 at the glue spraying valve 5. The glue spraying barrel 12 needs to move at a high speed with the glue spraying device, so the glue spraying barrel 12 is designed to be small in capacity and very light, and the glue solution is automatically transported from the glue storage barrel to the glue spraying barrel 12 through a sealed hose and air pressure. An electronic scale is installed at the bottom of the glue storage barrel, the glue storage barrel is placed on the electronic scale, the electronic scale is electrically connected to the control system, and the upper and lower limit values of the weight of the glue solution in the glue storage barrel are set in the control system to conveniently prompt the glue storage barrel to supplement the glue solution and avoid overfilling and lack of the glue solution in the glue storage barrel. At the same time, the control system is electrically connected to a three-color sound and light alarm lamp, and the three-color sound and light alarm lamp is installed on the upper part of the automatic glue spraying device support to automatically alarm the overfilling and lack of the glue solution in the glue storage barrel and remind manual intervention.

[0024] The automatic glue spraying device for paper pad blocks is provided with a device support, a servo motor 1, a mounting plate 3, a linear guide rail 14 and a synchronous belt pulley cover 16 are fixedly installed on the device support, a rotating shaft of the servo motor 1 penetrates through the synchronous belt pulley cover 16 and is rotationally connected with the synchronous belt pulley cover 16 through a bearing one, a ball screw 15 is arranged in parallel with the rotating shaft of the servo motor 1, a rear end of the ball screw 15 penetrates through the synchronous belt pulley cover 16 and is rotationally connected with the synchronous belt pulley cover 16 through a bearing two, the rotating shaft of the servo motor 1 is rotationally and drivingly connected with the rear end of the ball screw 15 through a synchronous belt, and the ball screw 15 is driven to rotate by the servo motor 1. A front end of the ball screw 15 penetrates through the mounting plate 3 and is rotationally connected with the mounting plate 3 through a bearing three, a bottom end of a sliding block 2 is slidingly connected with the linear guide rail 14, an inner threaded hole is formed in a central position of the sliding block 2, the ball screw 15 penetrates through the sliding block 2, the inner threaded hole of the sliding block 2 is matched with an outer thread of the ball screw 15, a transition plate 13 is fixedly installed on a right side surface of the sliding block 2, a pneumatic sliding table 4 is fixedly installed on a right side surface of the transition plate 13, a glue spraying valve 5 is fixedly installed on a sliding plate of a right side surface of the pneumatic sliding table 4, and three-dimensional movement of the glue spraying valve 5 is realized through cooperation of the ball screw 15 and the pneumatic sliding table 4. A pair of semicircular arc-shaped elastic mounting clamps are fixedly installed on a right side surface of the glue spraying valve 5, a glue spraying barrel 12 is clamped on the mounting clamps, a glue outlet of the glue spraying barrel 12 is located at a lower end, and a pipe thread is formed on an outer periphery of the glue outlet of the glue spraying barrel 12. The glue outlet of the glue spraying barrel 12 is fastened to an assembly module of the glue spraying valve 5 through the pipe thread and a nut, and glue solution enters the glue spraying valve 5 from the glue outlet of the glue spraying barrel 12 through an internal passage of the assembly module.

[0025] The glue spraying valve 5 adopts a piezoelectric glue dispensing valve, for example, a piezoelectric injection valve with a model number S1000, and the glue spraying valve 5 can accurately spray glue (dispense glue) on multiple paper pad blocks at a time through three-dimensional rapid movement.

[0026] The device support is also fixedly provided with a cylinder lifting mechanism 6, which is located at the right side and rear of the glue spraying valve 5. The cylinder lifting mechanism 6 is provided with the glue spraying nozzle anti-blocking device, which can prevent the conical glue spraying nozzle of the glue spraying valve 5 from being blocked during daily shutdown. The glue spraying nozzle anti-blocking device comprises a waste glue box 9 and a glue sealing box 10, which are provided side by side on an upper horizontal fixed plate 11, and the glue sealing box 10 is filled with glue liquid. The upper horizontal fixed plate 11 is fixedly connected with the middle vertical fixed plate 8 and the lower horizontal fixed plate 7 to form an integrated body, the vertical fixed plate 8 is fixedly connected with the lifting cylinder of the cylinder lifting mechanism 6, and the space formed by the lower horizontal fixed plate 7, the vertical fixed plate 8 and the upper horizontal fixed plate 11 is provided with a straight vibration conveying mechanism for conveying paper cushion blocks, and the control system controls the glue spraying valve 5 to automatically spray glue on the paper cushion blocks arranged in an array on the straight vibration conveying mechanism.

[0027] The paper cushion block automatic glue spraying device of the embodiment of the utility model is also provided with an ultrasonic cleaning machine, which is an existing product. Before statutory holidays or long-term shutdown, the glue spraying nozzle, the striker and the sealing ring and other parts of the glue spraying valve 5 are disassembled and cleaned deeply, so that the equipment can be normally operated after the holidays.

[0028] The paper cushion block automatic glue spraying device of the embodiment of the utility model has the following working process:

[0029] Through process test, the glue spraying track and glue amount control module are set in the control system according to different paper cushion blocks. After the glue is sprayed, the paper cushion blocks are pressed and bonded to the paper tape, so that the glue liquid sprayed on the paper cushion blocks cannot overflow to the outside of the paper cushion blocks to form a glue tumor. The glue tumor can produce local discharge at high voltage, which affects the normal operation of the transformer. Through the control of the glue spraying track and glue amount control module, the control system automatically links to read the corresponding operation data according to the size and specifications of the paper cushion blocks, accurately controls the glue coating position and amount, ensures that the glue liquid does not leak or overflow, and accurately controls the minimum amount of glue liquid required to firmly bond the paper cushion blocks and the paper tape.

[0030] After the glue spraying work is finished, the glue spraying valve 5 is automatically moved to above the glue sealing box 10 of the glue spraying nozzle anti-blocking device by the ball screw 15 and the pneumatic sliding table 4, the glue sealing box 10 is moved upward by the action of the pneumatic cylinder lifting mechanism 6, the conical glue spraying nozzle of the glue spraying valve 5 is immersed in the glue sealing box 10, the glue sealing box 10 liquid seals the whole conical glue spraying nozzle, and glue blocking caused by air contact of the conical glue spraying nozzle in a short period is avoided. When glue spraying is needed again, the glue spraying nozzle anti-blocking device is moved downward by the action of the pneumatic cylinder lifting mechanism 6, the glue spraying valve 5 is moved to above the waste glue box 9 of the glue spraying nozzle anti-blocking device by the ball screw 15 and the pneumatic sliding table 4, the control system controls the action of the glue spraying valve 5 to automatically spray a few times of glue, the sprayed glue liquid is collected by the waste glue box 9, the conical glue spraying nozzle is cleaned and observed, and after normal glue spraying of the conical glue spraying nozzle is observed, the paper pad automatic glue spraying device is normally started and operated.

[0031] The technical features not described in detail in the embodiments of the utility model are prior art or conventional technical means, and will not be described here.

[0032] Finally, it should be noted that: the above examples, only for the specific embodiments of the utility model, in order to illustrate the technical scheme of the utility model, rather than limit it, the protection scope of the utility model is not limited to this. Those skilled in the art should understand: any person skilled in the art in the technical range disclosed by the utility model, it can modify or easily think of changes to the technical scheme recorded in the foregoing examples, or make equivalent replacement to part of the technical features; and these modifications, changes or replacements, do not make the essence of the corresponding technical scheme deviate from the spirit and scope of the technical scheme of the embodiments of the utility model, all should be covered in the protection scope of the utility model.

Claims

1. An automatic glue spraying device for paper dunnage, comprising: The device support, glue spraying barrel, glue spraying valve and glue spraying nozzle anti-blocking device, servo motor, mounting plate, linear guide rail, ball screw and cylinder lifting mechanism are fixedly installed on the device support, characterized in that the rotating shaft of the servo motor is connected with the rear end of the ball screw through a synchronous belt transmission, the front end of the ball screw penetrates through the mounting plate and is rotationally connected with the mounting plate through bearing three, the bottom end of the sliding block is slidingly connected with the linear guide rail, an inner threaded hole is formed in the center position of the sliding block, the ball screw penetrates through the inner threaded hole of the sliding block, the right side surface of the sliding block is fixedly connected with a transition plate, a pneumatic sliding table is fixedly installed on the right side surface of the transition plate, the glue spraying valve is fixedly installed on the sliding plate on the right side surface of the pneumatic sliding table, the glue spraying barrel is fixedly installed on the right side of the glue spraying valve, and the glue liquid outlet of the glue spraying barrel is communicated with the glue spraying valve; the cylinder lifting mechanism is located at the right rear side of the glue spraying valve, the glue spraying nozzle anti-blocking device comprises a waste glue box and a glue sealing box, the waste glue box and the glue sealing box are arranged side by side on an upper horizontal fixed plate, the glue sealing box contains glue liquid, the upper horizontal fixed plate is fixedly connected with an intermediate vertical fixed plate and a lower horizontal fixed plate to form an integral whole, and the vertical fixed plate is fixedly connected with the lifting cylinder of the cylinder lifting mechanism.

2. The paper dunnage automated lamination apparatus of claim 1, wherein, The synchronous belt pulley cover is fixedly installed on the device support, the rotating shaft of the servo motor penetrates through the synchronous belt pulley cover and is rotationally connected with the synchronous belt pulley cover through bearing one, the ball screw is arranged in parallel with the rotating shaft of the servo motor, and the rear end of the ball screw penetrates through the synchronous belt pulley cover and is rotationally connected with the synchronous belt pulley cover through bearing two.

3. The automatic glue spraying device for paper dunnage according to claim 2, characterized in that, A pair of semicircular elastic mounting clamps are fixedly installed on the right side surface of the glue spraying valve, the upper portion of the glue spraying barrel is clamped in the elastic mounting clamps, the glue liquid outlet of the glue spraying barrel is located at the lower end, a pipe thread is formed on the outer periphery of the glue liquid outlet of the glue spraying barrel, and the glue liquid outlet of the glue spraying barrel is fastened to the assembly module of the glue spraying valve by means of a nut.

4. The automatic glue spraying device for paper dunnage according to claim 3, characterized in that, The glue spraying valve adopts a piezoelectric glue dispensing valve.

5. The automatic glue spraying device for paper dunnage according to claim 1, wherein, The glue spraying barrel is connected with a glue storage barrel through a sealing hose, and the glue liquid is closed placed in the glue storage barrel.

6. The automatic glue spraying device for paper dunnage according to claim 5, wherein, The glue storage barrel is connected with an inflation pipeline through a sealing pipeline, a pressure regulating valve is installed on the inflation pipeline, and a pressure regulating knob is arranged on the pressure regulating valve.

7. The automatic glue spraying device for paper dunnage according to claim 6, wherein, An electronic scale is installed at the bottom of the glue storage barrel, the electronic scale is electrically connected with a control system, the control system is electrically connected with a three-color sound and light alarm lamp, and the three-color sound and light alarm lamp is installed on the upper portion of the device support.

8. The device according to any one of claims 1 to 7, wherein An ultrasonic cleaning machine is further included.

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